code: def box_area(boxes):
      return ivy.prod(boxes[..., 2:] - boxes[..., :2], axis=-1)
  
file_path: ivy/ivy/functional/frontends/torchvision/ops.py
imports: import ivy
  from ivy.functional.frontends.torch.func_wrapper import to_ivy_arrays_and_back
  from ivy.func_wrapper import with_supported_dtypes, with_unsupported_device_and_dtypes
label_desc: Use image node_id 2 for calling a global function with example usage: box_area(boxes) and returns: ivy